// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// This file contains the C interface for all the APIs provided by the 

// compression Library on Symbian. The actual functionlaity of all the 

// API's are divided over two different libraries, libzcore.dll and libz.dll

// All the API's are exported from this library and will be the only interface 

// for the user of compression library

// 

//

#ifndef SYMBIAN_EZLIB_EXCLUDE_GZ_FUNCTIONS

	#include "libzgzio.h"

#endif

#include "libzcore.h"

//================================================================= 

EXPORT_C uLong  adler32(uLong adler,const Bytef *  buf,uInt len)

	{

	return(adler32_r(adler, buf, len));

	}

//================================================================= 

EXPORT_C  int compress (Bytef * dest, uLongf *  destLen,   

										 const Bytef * source, uLong sourceLen)

	{

	return (compress_r(dest, destLen, source, sourceLen));

	}

//================================================================= 	

EXPORT_C int  compress2 (Bytef * dest, uLongf * destLen,

							 const Bytef *  source,uLong  sourceLen, int level)

	{

	return (compress2_r(dest, destLen, source, sourceLen, level));

	}

//================================================================= 	

EXPORT_C  uLong  compressBound (uLong sourceLen)

	{

	return(compressBound_r(sourceLen));

	}

//================================================================= 	

EXPORT_C unsigned long  crc32( unsigned long crc,  

								 const unsigned char FAR *  buf, unsigned len)

	{

	return (crc32_r(crc, buf, len));

	}

//================================================================= 	

EXPORT_C int   deflate (z_streamp strm, int  flush)

	{

	return(deflate_r(strm, flush));

	}

//================================================================= 	

EXPORT_C  uLong deflateBound(z_streamp strm, uLong  sourceLen)

	{

	return (deflateBound_r(strm, sourceLen));

	}

//================================================================= 	

EXPORT_C int deflateCopy (z_streamp dest, z_streamp source)

	{

	return (deflateCopy_r(dest, source));

	}

//================================================================= 	

EXPORT_C int   deflateEnd (z_streamp strm)

	{

	return (deflateEnd_r(strm));

	}

//================================================================= 	

EXPORT_C int  deflateInit2_(z_streamp strm, int level, int method,

									int windowBits, int memLevel, int strategy,

										 const char * version, int stream_size)

	{

	return (deflateInit2__r(strm, level, method, windowBits, memLevel, strategy, version, stream_size));

	}

//================================================================= 	

EXPORT_C int  deflateInit_( z_streamp strm, int  level,

										const char * version, int  stream_size)

	{

	return(deflateInit__r(strm, level, version,stream_size));

	}

//================================================================= 	

EXPORT_C int deflateParams(z_streamp strm, int  level, int  strategy)

	{

	return (deflateParams_r(strm, level, strategy));

	}

//================================================================= 	

EXPORT_C int  deflateReset (z_streamp strm)

	{

	return (deflateReset_r(strm));

	}

//================================================================= 	

EXPORT_C int  deflateSetDictionary (z_streamp strm, const Bytef *  dictionary,uInt   dictLength)

	{

	return (deflateSetDictionary_r(strm, dictionary, dictLength ));

	}

//================================================================= 	

EXPORT_C  const unsigned long FAR * get_crc_table()

	{

	return (get_crc_table_r());

	}

#ifndef SYMBIAN_EZLIB_EXCLUDE_GZ_FUNCTIONS	

//=================================================================	

EXPORT_C int gzclose (gzFile file)

	{

	return (gzclose_r(file));

	}

//=================================================================

EXPORT_C void gzclearerr (gzFile file)

	{

	gzclearerr_r(file);

	return;

	}

//================================================================= 

EXPORT_C gzFile gzdopen (int fd, const char *  mode)

	{

	return (gzdopen_r(fd, mode));

	}

//=================================================================

EXPORT_C int gzdirect (gzFile file)

	{

	return ( gzdirect_r(file) );

	}

//================================================================= 	

EXPORT_C  int gzeof (gzFile file)

	{

	return (gzeof_r(file));

	}

//================================================================= 	

EXPORT_C const char *  gzerror (gzFile file, int *  errnum)

	{

	return (gzerror_r(file, errnum));

	}

//================================================================= 	

EXPORT_C  int gzflush (gzFile file,int flush)

	{

	return ( gzflush_r(file, flush) );

	}

//================================================================= 

EXPORT_C int gzgetc(gzFile file)

	{

	return ( gzgetc_r(file) ); 

	}

//================================================================= 	

EXPORT_C char * gzgets(gzFile file, char * buf, int len)

	{

	return ( gzgets_r(file, buf, len) );

	}

//================================================================= 	

EXPORT_C gzFile gzopen (const char * path, const char * mode)	

	{

	return ( gzopen_r (path, mode) );

	}

//================================================================= 

EXPORT_C int gzprintf (gzFile file, const char *format, /*args*/ ...)

	{

	va_list va;

	va_start(va, format);

	return (gzprintf_r(file, format , va));

	}

//================================================================= 

EXPORT_C int  gzputc(gzFile file, int c)

	{

	return ( gzputc_r (file, c) );

	}

//================================================================= 

EXPORT_C int  gzputs(gzFile file, const char * s)

	{

	return (gzputs_r(file, s) );

	}

//================================================================= 

EXPORT_C int gzread (gzFile file, voidp buf,unsigned len)

	{

	return ( gzread_r(file, buf, len) );

	}

//================================================================= 

EXPORT_C int  gzrewind (gzFile file)

	{

	return ( gzrewind_r(file) );

	}

//================================================================= 

EXPORT_C  z_off_t gzseek (gzFile file, z_off_t  offset, int whence)

	{

	return (gzseek_r (file, offset, whence) );

	}

//================================================================= 

EXPORT_C   int gzsetparams (gzFile file, int  level, int  strategy)

	{

	return ( gzsetparams_r (file, level, strategy ) );

	}

//================================================================= 

EXPORT_C z_off_t gztell (gzFile file)

	{

	return ( gztell_r(file) );

	}

//================================================================= 

EXPORT_C int gzungetc (int c, gzFile file)

	{

	return (gzungetc_r (c, file) );

	}

//================================================================= 

EXPORT_C  int gzwrite (gzFile file,voidpc  buf, unsigned len)

	{

	return ( gzwrite_r (file , buf, len) );

	}

#endif //end SYMBIAN_EZLIB_EXCLUDE_GZ_FUNCTIONS

//================================================================= 

EXPORT_C  int inflate(z_streamp strm,int  flush)

	{

	return ( inflate_r(strm, flush) );

	}

//================================================================= 

EXPORT_C  int inflateEnd(z_streamp strm)

	{

	return ( inflateEnd_r(strm) );

	}

//================================================================= 

EXPORT_C int inflateInit2_(z_streamp strm, int windowBits,

										const char * version, int  stream_size)

	{

	return (inflateInit2__r(strm, windowBits, version, stream_size ));

	}

//================================================================= 

EXPORT_C  int inflateInit_(z_streamp strm, const char * version, 

															int stream_size)

	{

	return ( inflateInit__r(strm, version, stream_size) );

	}

//================================================================= 

EXPORT_C  int inflateReset(z_streamp strm)

	{

	return ( inflateReset_r(strm) );

	}

//=================================================================

EXPORT_C int  inflateSetDictionary(z_streamp strm,

									const Bytef *  dictionary, uInt dictLength)

	{

	return(inflateSetDictionary_r(strm, dictionary, dictLength));

	}

//================================================================= 

EXPORT_C int  inflateSync(z_streamp strm)

	{

	return ( inflateSync_r(strm) );

	}

//================================================================= 

EXPORT_C  int inflateSyncPoint(z_streamp strm)

	{

	return ( inflateSyncPoint_r(strm) );

	}

//=================================================================

EXPORT_C int  uncompress (Bytef * dest,uLongf *  destLen,  

								const Bytef * source, uLong  sourceLen)

	{

	return ( uncompress_r(dest, destLen, source, sourceLen) );

	}

//=================================================================

EXPORT_C const char *  zlibVersion()

	{

	return ( zlibVersion_r() );

	}

//================================================================= 

EXPORT_C const char *  zError(int err)

	{

	return ( zError_r(err) );

	}

//================================================================= 

EXPORT_C uLong adler32_combine(uLong adler1, uLong adler2, z_off_t len2)

	{

	return ( adler32_combine_r (adler1, adler2, len2) );

	}

//=================================================================

EXPORT_C uLong crc32_combine (uLong crc1, uLong crc2, z_off_t len2)

	{

	return ( crc32_combine_r (crc1, crc2, len2) );

	}

//=================================================================

EXPORT_C uLong zlibCompileFlags ()

	{

	return ( zlibCompileFlags_r () );

	}

//=================================================================

EXPORT_C int deflateSetHeader (z_streamp strm, gz_headerp head)

	{

	return ( deflateSetHeader_r (strm, head) );

	}

//=================================================================

EXPORT_C int deflatePrime (z_streamp strm, int bits, int value)

	{

	return ( deflatePrime_r (strm, bits, value) );

	}

//=================================================================

EXPORT_C int deflateTune (z_streamp strm, int good_length, int max_lazy, int nice_length, int max_chain)

	{

	return ( deflateTune_r (strm, good_length, max_lazy, nice_length, max_chain) );

	}

//=================================================================

EXPORT_C int inflateCopy (z_streamp dest, z_streamp source)

	{

	return ( inflateCopy_r (dest, source) );

	}

//=================================================================

EXPORT_C int inflatePrime (z_streamp strm, int bits, int value)

	{

	return ( inflatePrime_r (strm, bits, value) );

	}

//=================================================================

EXPORT_C int inflateGetHeader (z_streamp strm, gz_headerp head)

	{

	return ( inflateGetHeader_r (strm, head) );

	}

//=================================================================

EXPORT_C int inflateBackInit_ (z_streamp strm, int windowBits, unsigned char FAR *window, 

											const char *version,

											int stream_size)

	{

	return ( inflateBackInit__r (strm, windowBits, window,  version, stream_size) );

	}

//=================================================================

EXPORT_C int inflateBack (z_streamp strm, in_func in, void FAR *in_desc,

        									out_func out, void FAR *out_desc)

	{

	return ( inflateBack_r (strm, in, in_desc,out, out_desc) );

	}

//=================================================================

EXPORT_C int inflateBackEnd (z_streamp strm)

	{

	return	( inflateBackEnd_r (strm) );

	}